Evidence map›Paper›PMID 20952538›Full record

ArticleGenes & development2010

Error-prone polyploid mitosis during normal Drosophila development.

Donald T Fox, Joseph G Gall, Allan C Spradling

Open access · diamondAbstract read
In one paragraph

Article in Genes & development, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 71 papers.

0numbers the graph read from it
0cells of the map it votes in
71citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

71 citing papers in PubMed, 114 citations in OpenAlex.

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  9. Cell-cell fusion: To lose one life and begin another.BioEssays : news and reviews in molecular, cellular and developmental biology · 2025
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11 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

3 authors at 2 institutions in 1 country.

Donald T FoxHoward Hughes Medical Institute Research Laboratories, Carnegie Institution for Science, Baltimore, Maryland 21218, USA.
Joseph G Gall
Allan C Spradling
Carnegie Institution for Science · USDepartment of Embryology · US

Funding

Howard Hughes Medical Institute
6 · The paper itself

Abstract

Endopolyploidy arises during normal development in many species when cells undergo endocycles-variant cell cycles in which DNA replicates but daughter cells do not form. Normally, polyploid cells do not divide mitotically after initiating endocycles; hence, little is known about their mitotic competence. However, polyploid cells are found in many tumors, and the enhanced chromosomal instability of polyploid cells in culture suggests that such cells contribute to tumor aneuploidy. Here, we describe a novel polyploid Drosophila cell type that undergoes normal mitotic cycles as part of a remodeling process that forms the adult rectal papillae. Similar polyploid mitotic divisions, but not depolyploidizing divisions, were observed during adult ileum development in the mosquito Culex pipiens. Extended anaphases, chromosome bridges, and lagging chromosomes were frequent during these polyploid divisions, despite normal expression of cell cycle regulators. Our results show that the switch to endocycles during development is not irreversible, but argue that the polyploid mitotic cycle is inherently error-prone, and that polyploid mitoses may help destabilize the cancer genome.

Indexed as

PolyploidyAnimalsCell CycleCulexCyclin ACyclin ECytokinesisDigestive SystemDrosophilaGreen Fluorescent ProteinsInsect ProteinsMicrofilament ProteinsMicroscopy, ConfocalMitosisMorphogenesisPupaCyclin ACyclin EGreen Fluorescent ProteinsInsect ProteinsMicrofilament ProteinsmoesinReceptors, Notch

Identifiers

PMID20952538
PMCPMC2956208
OpenAlexW2018530807

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.